Kwikset Single Cylinder Deadbolt with UL Rating and SmartKey Cylinder At Kwikset, they believe people shouldn't have to settle when it comes to home security. And the best security is smart security. The Kwikset Signature Series 980 deadbolt is both tough and attractive. It is BHMA/ANSI Grade 1 certified the highest level of residential security. Key it Yourself: Lock is rekeyable by using the included learn tool in less than 30 seconds without removing the lock from the door. SmartKey cylinders feature a stainless steel side locking bar, racks and pins for increased strength and security NON UL RATED MODEL IS MODEL NUMBER 980S-S Features a fully adjustable latch and deadbolt to fit all standard door preparations BHMA/ANSI Grade 1 certified deadbolts the highest level of residential security Add to a keyed knob or lever for additional security Lifetime mechanical and finish warranty Patented side locking bar technology offers improved security by protecting against lock bumping, an attack technique used to defeat conventional pin and tumbler locks. SmartKey: This technology allows you to re-key your lock in seconds with 3 simple steps and features stainless steel racks, pins, and side locking bar for increased strength and security.